<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>值域漫游</title>
    <!-- 引入 echarts.js -->
    <script src="../echarts.min.js"></script>
    <script src="../china.js"></script>
</head>
<body>
    <!-- 为ECharts准备一个具备大小（宽高）的Dom -->
    <div id="main" style="width:100%;height:600px"></div>

    <script>
        let main = document.getElementById('main');
        // 基于准备好的dom，初始化echarts实例
        let myChart = echarts.init(main);

        // 经纬度
        var geoCoordMap = {
            "海门":[121.15,31.89],
            "鄂尔多斯":[109.781327,39.608266],
            "招远":[120.38,37.35],
            "舟山":[122.207216,29.985295],
            "齐齐哈尔":[123.97,47.33],
            "盐城":[120.13,33.38],
            "赤峰":[118.87,42.28],
            "青岛":[120.33,36.07],
            "乳山":[121.52,36.89],
            "金昌":[102.188043,38.520089],
            "泉州":[118.58,24.93],
            "莱西":[120.53,36.86],
            "日照":[119.46,35.42],
            "胶南":[119.97,35.88],
            "南通":[121.05,32.08],
            "拉萨":[91.11,29.97],
            "云浮":[112.02,22.93],
            "梅州":[116.1,24.55],
            "文登":[122.05,37.2],
            "上海":[121.48,31.22],
            "攀枝花":[101.718637,26.582347],
            "威海":[122.1,37.5],
            "承德":[117.93,40.97],
            "厦门":[118.1,24.46],
            "汕尾":[115.375279,22.786211],
            "潮州":[116.63,23.68],
            "丹东":[124.37,40.13],
            "太仓":[121.1,31.45],
            "曲靖":[103.79,25.51],
            "烟台":[121.39,37.52],
            "福州":[119.3,26.08],
            "瓦房店":[121.979603,39.627114],
            "即墨":[120.45,36.38],
            "抚顺":[123.97,41.97],
            "玉溪":[102.52,24.35],
            "张家口":[114.87,40.82],
            "阳泉":[113.57,37.85],
            "莱州":[119.942327,37.177017],
            "湖州":[120.1,30.86],
            "汕头":[116.69,23.39],
            "昆山":[120.95,31.39],
            "宁波":[121.56,29.86],
            "湛江":[110.359377,21.270708],
            "揭阳":[116.35,23.55],
            "荣成":[122.41,37.16],
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            "葫芦岛":[120.836932,40.711052],
            "常熟":[120.74,31.64],
            "东莞":[113.75,23.04],
            "河源":[114.68,23.73],
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            "南宁":[108.33,22.84],
            "营口":[122.18,40.65],
            "惠州":[114.4,23.09],
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            "太原":[112.53,37.87],
            "清远":[113.01,23.7],
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            "昆明":[102.73,25.04],
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            "盘锦":[122.070714,41.119997],
            "长治":[113.08,36.18],
            "深圳":[114.07,22.62],
            "珠海":[113.52,22.3],
            "宿迁":[118.3,33.96],
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            "铜川":[109.11,35.09],
            "平度":[119.97,36.77],
            "佛山":[113.11,23.05],
            "海口":[110.35,20.02],
            "江门":[113.06,22.61],
            "章丘":[117.53,36.72],
            "肇庆":[112.44,23.05],
            "大连":[121.62,38.92],
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            "吴江":[120.63,31.16],
            "石嘴山":[106.39,39.04],
            "沈阳":[123.38,41.8],
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            "南昌":[115.89,28.68],
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            "西宁":[101.74,36.56],
            "宜宾":[104.56,29.77],
            "呼和浩特":[111.65,40.82],
            "成都":[104.06,30.67],
            "大同":[113.3,40.12],
            "镇江":[119.44,32.2],
            "桂林":[110.28,25.29],
            "张家界":[110.479191,29.117096],
            "宜兴":[119.82,31.36],
            "北海":[109.12,21.49],
            "西安":[108.95,34.27],
            "金坛":[119.56,31.74],
            "东营":[118.49,37.46],
            "牡丹江":[129.58,44.6],
            "遵义":[106.9,27.7],
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            "扬州":[119.42,32.39],
            "常州":[119.95,31.79],
            "潍坊":[119.1,36.62],
            "重庆":[106.54,29.59],
            "台州":[121.420757,28.656386],
            "南京":[118.78,32.04],
            "滨州":[118.03,37.36],
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            "包头":[110,40.58],
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            "杭州":[120.19,30.26],
            "淄博":[118.05,36.78],
            "鞍山":[122.85,41.12],
            "溧阳":[119.48,31.43],
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            "安阳":[114.35,36.1],
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            "济南":[117,36.65],
            "德阳":[104.37,31.13],
            "温州":[120.65,28.01],
            "九江":[115.97,29.71],
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            "临安":[119.72,30.23],
            "兰州":[103.73,36.03],
            "沧州":[116.83,38.33],
            "临沂":[118.35,35.05],
            "南充":[106.110698,30.837793],
            "天津":[117.2,39.13],
            "富阳":[119.95,30.07],
            "泰安":[117.13,36.18],
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            "邢台":[114.48,37.05],
            "德州":[116.29,37.45],
            "济宁":[116.59,35.38],
            "荆州":[112.239741,30.335165],
            "宜昌":[111.3,30.7],
            "义乌":[120.06,29.32],
            "丽水":[119.92,28.45],
            "洛阳":[112.44,34.7],
            "秦皇岛":[119.57,39.95],
            "株洲":[113.16,27.83],
            "石家庄":[114.48,38.03],
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            "保定":[115.48,38.85],
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            "廊坊":[116.7,39.53],
            "菏泽":[115.480656,35.23375],
            "合肥":[117.27,31.86],
            "武汉":[114.31,30.52],
            "大庆":[125.03,46.58]
        };

        // 转换成想要的数据
        var convertData = function (data) {
            var res = [];
            for (var i = 0; i < data.length; i++) {
                var geoCoord = geoCoordMap[data[i].name];
                if (geoCoord) {
                    res.push({
                        name: data[i].name,
                        value: geoCoord.concat(data[i].value)
                    });
                }
            }
            return res;
        };

        // 指定图表的配置项和数据
        option = {
            backgroundColor: '#404a59',
            title: {
                text: '全国主要城市空气质量',
                subtext: 'data from PM25.in',
                sublink: 'http://www.pm25.in',
                x:'center',
                textStyle: {
                    color: '#fff'
                }
            },
            tooltip: {
                trigger: 'item',
                formatter: function (params) {
                    return params.name + ' : ' + params.value[2];
                }
            },
            legend: {
                orient: 'vertical',
                y: 'bottom',
                x:'right',
                data:['pm2.5'],
                textStyle: {
                    color: '#fff'
                }
            },
            // echarts3中改成了visualMap
            // dataRange: {
            visualMap: {
                min: 0,
                max: 200,
                calculable: true, // 是否可计算
                color: ['#d94e5d','#eac736','#50a3ba'], // 渐变颜色
                textStyle: {
                    color: '#fff'
                }
            },
            geo: {
                map: 'china',
                label: {
                    emphasis: {
                        show: false
                    }
                },
                itemStyle: {
                    normal: {
                        areaColor: '#323c48',
                        borderColor: '#111'
                    },
                    emphasis: {
                        areaColor: '#2a333d'
                    }
                }
            },
            series: [
                {
                    name: 'pm2.5',
                    type: 'scatter',
                    coordinateSystem: 'geo',
                    data: convertData([
                        {name: "海门", value: 9},
                        {name: "鄂尔多斯", value: 12},
                        {name: "招远", value: 12},
                        {name: "舟山", value: 12},
                        {name: "齐齐哈尔", value: 14},
                        {name: "盐城", value: 15},
                        {name: "赤峰", value: 16},
                        {name: "青岛", value: 18},
                        {name: "乳山", value: 18},
                        {name: "金昌", value: 19},
                        {name: "泉州", value: 21},
                        {name: "莱西", value: 21},
                        {name: "日照", value: 21},
                        {name: "胶南", value: 22},
                        {name: "南通", value: 23},
                        {name: "拉萨", value: 24},
                        {name: "云浮", value: 24},
                        {name: "梅州", value: 25},
                        {name: "文登", value: 25},
                        {name: "上海", value: 25},
                        {name: "攀枝花", value: 25},
                        {name: "威海", value: 25},
                        {name: "承德", value: 25},
                        {name: "厦门", value: 26},
                        {name: "汕尾", value: 26},
                        {name: "潮州", value: 26},
                        {name: "丹东", value: 27},
                        {name: "太仓", value: 27},
                        {name: "曲靖", value: 27},
                        {name: "烟台", value: 28},
                        {name: "福州", value: 29},
                        {name: "瓦房店", value: 30},
                        {name: "即墨", value: 30},
                        {name: "抚顺", value: 31},
                        {name: "玉溪", value: 31},
                        {name: "张家口", value: 31},
                        {name: "阳泉", value: 31},
                        {name: "莱州", value: 32},
                        {name: "湖州", value: 32},
                        {name: "汕头", value: 32},
                        {name: "昆山", value: 33},
                        {name: "宁波", value: 33},
                        {name: "湛江", value: 33},
                        {name: "揭阳", value: 34},
                        {name: "荣成", value: 34},
                        {name: "连云港", value: 35},
                        {name: "葫芦岛", value: 35},
                        {name: "常熟", value: 36},
                        {name: "东莞", value: 36},
                        {name: "河源", value: 36},
                        {name: "淮安", value: 36},
                        {name: "泰州", value: 36},
                        {name: "南宁", value: 37},
                        {name: "营口", value: 37},
                        {name: "惠州", value: 37},
                        {name: "江阴", value: 37},
                        {name: "蓬莱", value: 37},
                        {name: "韶关", value: 38},
                        {name: "嘉峪关", value: 38},
                        {name: "广州", value: 38},
                        {name: "延安", value: 38},
                        {name: "太原", value: 39},
                        {name: "清远", value: 39},
                        {name: "中山", value: 39},
                        {name: "昆明", value: 39},
                        {name: "寿光", value: 40},
                        {name: "盘锦", value: 40},
                        {name: "长治", value: 41},
                        {name: "深圳", value: 41},
                        {name: "珠海", value: 42},
                        {name: "宿迁", value: 43},
                        {name: "咸阳", value: 43},
                        {name: "铜川", value: 44},
                        {name: "平度", value: 44},
                        {name: "佛山", value: 44},
                        {name: "海口", value: 44},
                        {name: "江门", value: 45},
                        {name: "章丘", value: 45},
                        {name: "肇庆", value: 46},
                        {name: "大连", value: 47},
                        {name: "临汾", value: 47},
                        {name: "吴江", value: 47},
                        {name: "石嘴山", value: 49},
                        {name: "沈阳", value: 50},
                        {name: "苏州", value: 50},
                        {name: "茂名", value: 50},
                        {name: "嘉兴", value: 51},
                        {name: "长春", value: 51},
                        {name: "胶州", value: 52},
                        {name: "银川", value: 52},
                        {name: "张家港", value: 52},
                        {name: "三门峡", value: 53},
                        {name: "锦州", value: 54},
                        {name: "南昌", value: 54},
                        {name: "柳州", value: 54},
                        {name: "三亚", value: 54},
                        {name: "自贡", value: 56},
                        {name: "吉林", value: 56},
                        {name: "阳江", value: 57},
                        {name: "泸州", value: 57},
                        {name: "西宁", value: 57},
                        {name: "宜宾", value: 58},
                        {name: "呼和浩特", value: 58},
                        {name: "成都", value: 58},
                        {name: "大同", value: 58},
                        {name: "镇江", value: 59},
                        {name: "桂林", value: 59},
                        {name: "张家界", value: 59},
                        {name: "宜兴", value: 59},
                        {name: "北海", value: 60},
                        {name: "西安", value: 61},
                        {name: "金坛", value: 62},
                        {name: "东营", value: 62},
                        {name: "牡丹江", value: 63},
                        {name: "遵义", value: 63},
                        {name: "绍兴", value: 63},
                        {name: "扬州", value: 64},
                        {name: "常州", value: 64},
                        {name: "潍坊", value: 65},
                        {name: "重庆", value: 66},
                        {name: "台州", value: 67},
                        {name: "南京", value: 67},
                        {name: "滨州", value: 70},
                        {name: "贵阳", value: 71},
                        {name: "无锡", value: 71},
                        {name: "本溪", value: 71},
                        {name: "克拉玛依", value: 72},
                        {name: "渭南", value: 72},
                        {name: "马鞍山", value: 72},
                        {name: "宝鸡", value: 72},
                        {name: "焦作", value: 75},
                        {name: "句容", value: 75},
                        {name: "北京", value: 79},
                        {name: "徐州", value: 79},
                        {name: "衡水", value: 80},
                        {name: "包头", value: 80},
                        {name: "绵阳", value: 80},
                        {name: "乌鲁木齐", value: 84},
                        {name: "枣庄", value: 84},
                        {name: "杭州", value: 84},
                        {name: "淄博", value: 85},
                        {name: "鞍山", value: 86},
                        {name: "溧阳", value: 86},
                        {name: "库尔勒", value: 86},
                        {name: "安阳", value: 90},
                        {name: "开封", value: 90},
                        {name: "济南", value: 92},
                        {name: "德阳", value: 93},
                        {name: "温州", value: 95},
                        {name: "九江", value: 96},
                        {name: "邯郸", value: 98},
                        {name: "临安", value: 99},
                        {name: "兰州", value: 99},
                        {name: "沧州", value: 100},
                        {name: "临沂", value: 103},
                        {name: "南充", value: 104},
                        {name: "天津", value: 105},
                        {name: "富阳", value: 106},
                        {name: "泰安", value: 112},
                        {name: "诸暨", value: 112},
                        {name: "郑州", value: 113},
                        {name: "哈尔滨", value: 114},
                        {name: "聊城", value: 116},
                        {name: "芜湖", value: 117},
                        {name: "唐山", value: 119},
                        {name: "平顶山", value: 119},
                        {name: "邢台", value: 119},
                        {name: "德州", value: 120},
                        {name: "济宁", value: 120},
                        {name: "荆州", value: 127},
                        {name: "宜昌", value: 130},
                        {name: "义乌", value: 132},
                        {name: "丽水", value: 133},
                        {name: "洛阳", value: 134},
                        {name: "秦皇岛", value: 136},
                        {name: "株洲", value: 143},
                        {name: "石家庄", value: 147},
                        {name: "莱芜", value: 148},
                        {name: "常德", value: 152},
                        {name: "保定", value: 153},
                        {name: "湘潭", value: 154},
                        {name: "金华", value: 157},
                        {name: "岳阳", value: 169},
                        {name: "长沙", value: 175},
                        {name: "衢州", value: 177},
                        {name: "廊坊", value: 193},
                        {name: "菏泽", value: 194},
                        {name: "合肥", value: 229},
                        {name: "武汉", value: 273},
                        {name: "大庆", value: 279}
                    ]),
                    symbolSize: 12,
                    label: {
                        normal: {
                            show: false
                        },
                        emphasis: {
                            show: false
                        }
                    },
                    itemStyle: {
                        emphasis: {
                            borderColor: '#fff',
                            borderWidth: 1
                        }
                    }
                }
            ]
        }

        // 使用刚指定的配置项和数据显示图表。
        myChart.setOption(option);
    </script>
</body>
</html>